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-rw-r--r--actionpack/lib/action_dispatch/routing/route_set.rb20
-rw-r--r--activesupport/CHANGELOG.md4
-rw-r--r--activesupport/lib/active_support/core_ext/string/filters.rb24
-rw-r--r--activesupport/test/core_ext/string_ext_test.rb21
4 files changed, 62 insertions, 7 deletions
diff --git a/actionpack/lib/action_dispatch/routing/route_set.rb b/actionpack/lib/action_dispatch/routing/route_set.rb
index 1ee74e6810..d24751d28d 100644
--- a/actionpack/lib/action_dispatch/routing/route_set.rb
+++ b/actionpack/lib/action_dispatch/routing/route_set.rb
@@ -155,8 +155,8 @@ module ActionDispatch
@arg_size = @required_parts.size
end
- def call(t, args)
- if args.size == arg_size && !args.last.is_a?(Hash) && optimize_routes_generation?(t)
+ def call(t, args, inner_options)
+ if args.size == arg_size && !inner_options && optimize_routes_generation?(t)
options = t.url_options.merge @options
options[:path] = optimized_helper(args)
ActionDispatch::Http::URL.url_for(options)
@@ -207,15 +207,19 @@ module ActionDispatch
@route = route
end
- def call(t, args)
+ def call(t, args, inner_options)
controller_options = t.url_options
options = controller_options.merge @options
- hash = handle_positional_args(controller_options, args, options, @segment_keys)
+ hash = handle_positional_args(controller_options,
+ inner_options || {},
+ args,
+ options,
+ @segment_keys)
+
t._routes.url_for(hash)
end
- def handle_positional_args(controller_options, args, result, path_params)
- inner_options = args.extract_options!
+ def handle_positional_args(controller_options, inner_options, args, result, path_params)
if args.size > 0
if args.size < path_params.size - 1 # take format into account
@@ -251,7 +255,9 @@ module ActionDispatch
@module.remove_possible_method name
@module.module_eval do
define_method(name) do |*args|
- helper.call self, args
+ options = nil
+ options = args.pop if args.last.is_a? Hash
+ helper.call self, args, options
end
end
diff --git a/activesupport/CHANGELOG.md b/activesupport/CHANGELOG.md
index 214722a0e5..f6d152174f 100644
--- a/activesupport/CHANGELOG.md
+++ b/activesupport/CHANGELOG.md
@@ -1,3 +1,7 @@
+* Add `String#truncate_words` to truncate a string by a number of words.
+
+ *Mohamed Osama*
+
* Deprecate `capture` and `quietly`.
These methods are not thread safe and may cause issues when used in threaded environments.
diff --git a/activesupport/lib/active_support/core_ext/string/filters.rb b/activesupport/lib/active_support/core_ext/string/filters.rb
index 49c0df6026..1dfaf76673 100644
--- a/activesupport/lib/active_support/core_ext/string/filters.rb
+++ b/activesupport/lib/active_support/core_ext/string/filters.rb
@@ -62,4 +62,28 @@ class String
"#{self[0, stop]}#{omission}"
end
+
+ # Truncates a given +text+ after a given number of words (<tt>words_count</tt>):
+ #
+ # 'Once upon a time in a world far far away'.truncate_words(4)
+ # # => "Once upon a time..."
+ #
+ # Pass a string or regexp <tt>:separator</tt> to specify a different separator of words:
+ #
+ # 'Once<br>upon<br>a<br>time<br>in<br>a<br>world'.truncate_words(5, separator: '<br>')
+ # # => "Once<br>upon<br>a<br>time<br>in..."
+ #
+ # The last characters will be replaced with the <tt>:omission</tt> string (defaults to "..."):
+ #
+ # 'And they found that many people were sleeping better.'.truncate_words(5, omission: '... (continued)')
+ # # => "And they found that many... (continued)"
+ def truncate_words(words_count, options = {})
+ sep = options[:separator] || /\s+/
+ sep = Regexp.escape(sep.to_s) unless Regexp === sep
+ if self =~ /\A((?:.+?#{sep}){#{words_count - 1}}.+?)#{sep}.*/m
+ $1 + (options[:omission] || '...')
+ else
+ dup
+ end
+ end
end
diff --git a/activesupport/test/core_ext/string_ext_test.rb b/activesupport/test/core_ext/string_ext_test.rb
index 515144245a..2ece20d379 100644
--- a/activesupport/test/core_ext/string_ext_test.rb
+++ b/activesupport/test/core_ext/string_ext_test.rb
@@ -229,6 +229,27 @@ class StringInflectionsTest < ActiveSupport::TestCase
assert_equal "Hello Big[...]", "Hello Big World!".truncate(15, :omission => "[...]", :separator => /\s/)
end
+ def test_truncate_words
+ assert_equal "Hello Big World!", "Hello Big World!".truncate_words(3)
+ assert_equal "Hello Big...", "Hello Big World!".truncate_words(2)
+ end
+
+ def test_truncate_words_with_ommission
+ assert_equal "Hello Big World!", "Hello Big World!".truncate_words(3, :omission => "[...]")
+ assert_equal "Hello Big[...]", "Hello Big World!".truncate_words(2, :omission => "[...]")
+ end
+
+ def test_truncate_words_with_separator
+ assert_equal "Hello<br>Big<br>World!...", "Hello<br>Big<br>World!<br>".truncate_words(3, :separator => '<br>')
+ assert_equal "Hello<br>Big<br>World!", "Hello<br>Big<br>World!".truncate_words(3, :separator => '<br>')
+ assert_equal "Hello\n<br>Big...", "Hello\n<br>Big<br>Wide<br>World!".truncate_words(2, :separator => '<br>')
+ end
+
+ def test_truncate_words_with_separator_and_ommission
+ assert_equal "Hello<br>Big<br>World![...]", "Hello<br>Big<br>World!<br>".truncate_words(3, :omission => "[...]", :separator => '<br>')
+ assert_equal "Hello<br>Big<br>World!", "Hello<br>Big<br>World!".truncate_words(3, :omission => "[...]", :separator => '<br>')
+ end
+
def test_truncate_multibyte
assert_equal "\354\225\204\353\246\254\353\236\221 \354\225\204\353\246\254 ...".force_encoding(Encoding::UTF_8),
"\354\225\204\353\246\254\353\236\221 \354\225\204\353\246\254 \354\225\204\353\235\274\353\246\254\354\230\244".force_encoding(Encoding::UTF_8).truncate(10)